400V Low Voltage Circuit Breaker
TANK 1 Series Low Voltage Intelligent conventional Vacuum Circuit Breaker
Overview
TANK1 Series Intelligent Universal vacuum circuit breaker is suitable for AC 50Hz, rated voltage of 400V, 690V, rated current of 630A to 2000A power distribution network. It can avoid overload under voltage, short circuit, single-phase ground fault hazards for distribution of power, the protection of power lines and equipment.
Features
The contacts of circuit breaker has features of free maintenance, overload capability, and strong interrupter breaking ability, can achieve true zero arcing.The circuit breaker is suitable for environmental protection, and the service ambient temperature can be -40℃, the 2000 meters of altitude above sea level. Especially the workplace that air circuit breakers isn't suitbale for, such as wind power generation, coal, chemical, metallurgical and other explosive industries, It is suitable for distribution in residential area with high security requirement.
Parameters
| Item | Unit | TANK1-2000 |
| Rated current | A | 630, 800, 1000, 1250, 1600, 2000 |
| Rated extreme short circuit breaking capacity | kA | 65-75(AC400V), 40(AC690) |
| Rated operation short circuit breaking capacity | KA | 65-75(AC400V). 40(AC690) |
| Rated short-time withstand current | A | 50 (AC400V), 40 (AC690) |
| Rated impulse withstand voltage | V | 8000 |
| Dielectric property | V | 3000 |
| Service life | time | 5000 |
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